Lock box



FIG. 1 is a top, front, left side perspective view of a lock box showing our new design;

FIG. 2 is a front view of the lock box of FIG. 1;

FIG. 3 is a rear view of the lock box of FIG. 1;

FIG. 4 is a left side view of the lock box of FIG. 1;

FIG. 5 is a right side view of the lock box of FIG. 1;

FIG. 6 is a top view of the lock box of FIG. 1; and,

FIG. 7 is a bottom view of the lock box of FIG. 1.

The broken lines in the drawings illustrate features that form no part of the claim. 

CLAIM The ornamental design for a lock box, as shown and described. 